Assemble Four-Patch Blocks
Set aside four matching green print 4-1/2" squares for border corners. Sew together four assorted green, black, and white print 4-1/2" squares in pairs (Diagram 1). Press seams in opposite directions. Join pairs to make a Four-Patch block (Diagram 2). Press seams in one direction. The Four-Patch block should be 8-1/2" square including seam allowances. Repeat to make 13 Four-Patch blocks total.